Our main products are COVID-19 antibody and antigen ,we have many different kinds of package for different customer. We are the only manufacture in china who got the CE for 19 self use test of saliva, can smoothly sell in whole europe 28 countries.We are now exportsa large number kitstoGermany,you can see our product in the store. We are developing customers in other countries, we will provide you with the best service, sincerely look forward to cooperating with you.